27909590

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{6661}}^1$

素因数の和:7087

約数の個数: 16

約数和(自身を含む): 50364720

約数和(自身を除く): 22455130

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 6661, 13322, 33305, 66610, 2790959, 5581918, 13954795, 27909590]

約数ペア:

[(1, 27909590), (2, 13954795), (5, 5581918), (10, 2790959), (419, 66610), (838, 33305), (2095, 13322), (4190, 6661)]